Question

write the raw materials used for the preparation of sodium hydroxide.​

Answer 1

Answer:

✍️The electrolysis process produces 2.25 tonnes of 50% caustic soda with each tonne of chlorine. The primary raw material is common salt, usually in the form of underground deposits which are brought to the surface as a solution in a pumped high pressure water supply.

✳️Hope it will be helpful.✳️

Answer 2

Here is your answer=

NaOH-Caustic soda

When NaCl undergoes electrolytic profess in the presence of H2O then the chemical reaction between them takes place.

NACL+H20---------------->NAOH+CL2+H2